c\begin{table}[htbp]
\centering
\normalsize
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\captionsetup{justification=centering}
\caption{Alternative
Construction
of
Health
Knowledge
Index}
\label{appendix-table-alternative-knowledge-index}
\begin{tabular*}{\hsize}{p{4cm}p{1.8cm}p{1.8cm}p{1.8cm}p{1.8cm}p{1.8cm}p{1.8cm}p{1.8cm}p{1.8cm}}
\toprule
                    &\multicolumn{4}{c}{Midline}                                                            &\multicolumn{4}{c}{Endline}                                                            \\\cmidrule(lr){2-5}\cmidrule(lr){6-9}
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}&\multicolumn{1}{c}{(7)}&\multicolumn{1}{c}{(8)}\\
                    &\multicolumn{1}{c}{\shortstack[l]{Original}}&\multicolumn{1}{c}{\shortstack[l]{Equally\\weighted\\sub-\\components}}&\multicolumn{1}{c}{\shortstack[l]ICW}&\multicolumn{1}{c}{\shortstack[l]{First\\principal\\component}}&\multicolumn{1}{c}{\shortstack[l]{Original}}&\multicolumn{1}{c}{\shortstack[l]{Equally\\weighted\\sub-\\components}}&\multicolumn{1}{c}{\shortstack[l]ICW}&\multicolumn{1}{c}{\shortstack[l]{First\\principal\\component}}\\
\midrule
HEE                 &       0.083\sym{***}&       0.080\sym{***}&       0.288\sym{***}&       0.332\sym{***}&       0.068\sym{***}&       0.085\sym{***}&       0.292\sym{***}&       0.499\sym{***}\\
                    &     (0.015)         &     (0.015)         &     (0.052)         &     (0.083)         &     (0.013)         &     (0.014)         &     (0.052)         &     (0.089)         \\
HEEC                &       0.093\sym{***}&       0.086\sym{***}&       0.310\sym{***}&       0.372\sym{***}&       0.057\sym{***}&       0.070\sym{***}&       0.211\sym{***}&       0.399\sym{***}\\
                    &     (0.015)         &     (0.016)         &     (0.054)         &     (0.088)         &     (0.013)         &     (0.013)         &     (0.050)         &     (0.085)         \\
\midrule
\(F\)-test, HEE = HEEC&                     &                     &                     &                     &                     &                     &                     &                     \\
$\qquad$ \(F\)-statistic&       0.402         &       0.121         &       0.152         &       0.186         &       0.587         &       0.867         &       1.831         &       0.933         \\
$\qquad$ \(p\)-value&       0.526         &       0.728         &       0.697         &       0.667         &       0.444         &       0.352         &       0.176         &       0.334         \\
Control Mean        &       0.530         &       0.505         &      -0.000         &       0.000         &       0.540         &       0.546         &       0.000         &       0.000         \\
Control SD          &       0.157         &       0.160         &       0.556         &       1.000         &       0.148         &       0.160         &       0.606         &       1.000         \\
N                   &         755         &         755         &         755         &         755         &         839         &         839         &         839         &         839         \\
\bottomrule
\end{tabular*}
\captionsetup{justification=justified,
width=\hsize}
\caption*{\footnotesize
\textit{Notes:}
The
outcome
variables
represent
various
methods
of
constructing
an
overall
health
knowledge
index.
Columns
1
and
5
is
based
on
the
proportion
of
correct
answers
to
all
questions
(i.e.,
reproducing
the
original
results
from
Column
1
of
Tables
\ref{table-midline-knowledge-aggregate}
and
\ref{table-endline-knowledge-aggregate}).
In
Columns
2
and
6,
each
sub-component
of
the
test
is
weighted
equally.
Columns
3
and
7
implement
Inverse
Covariance
Weighting
(ICW).
Columns
4
and
8
use
the
standardized
first
component
of
principal
component
analysis.
***$\,p
<
0.01$,
**$\,p
<
0.05$,
*$\,p<0.10$.
}
\end{table}
